Precision 7770 RAM Upgrade
Yes — the Precision 7770 has 4 user-accessible DDR5-4800 slots, supporting up to 128 GB.
Specifications
- Memory type
- DDR5-4800
- Form factor
- SO-DIMM
- Total slots
- 4
- User-accessible slots
- 4
- Soldered memory
- 0 GB
- Maximum supported
- 128 GB
- Max per slot
- 32 GB
Conditions
- Modules must match this laptop's DDR5-4800 form factor and generation.
Worth knowing before you buy
- A faster-rated module than this platform supports will still work, but will run at the laptop's supported speed rather than its advertised maximum.
Sources
- Dell Technologies — Precision 7770 Spec Sheet — verified 8/19/2026
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